National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Major Winter Storm Tonight Into Monday

A major winter storm is expected to bring significant snowfall and icing to parts of northern Michigan tonight- Monday. Highest snow amounts, measured in feet, will be across eastern upper Michigan. Best potential for significant icing will be across northern lower Michigan, especially from the Leelanau Peninsula up towards the M-32 and M-68 corridors. Read More >

Hazardous Weather Conditions

Current conditions at

Mackinac Island Airport (KMCD)

Lat: 45.87°NLon: 84.63°WElev: 738ft.

Fair

25°F

-4°C

Humidity 69%
Wind Speed SW 3 mph
Barometer 30.20 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 14 Mar 6:55 pm EDT
Extended Forecast for

Mackinac Island MI

Winter Storm Warning March 15, 05:00am until March 17, 08:00am
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 23. Southwest wind 5 to 15 mph becoming southeast in the evening.

    Low: 23 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow, possibly mixed with sleet before 3pm, then snow between 3pm and 4pm, then snow, possibly mixed with sleet after 4pm. The snow could be heavy at times. Steady temperature around 27. Breezy, with an east wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow and sleet accumulation of around 15 inches.

    High: 27 °F

    Breezy. Heavy
    Snow then
    Snow/Sleet

  • Sunday Night

    Sunday Night: Snow and sleet before midnight, then freezing rain and sleet, possibly mixed with snow between midnight and 2am, then sleet after 2am. The sleet could be heavy at times. Low around 18. Blustery, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of around 4 inches.

    Low: 18 °F

    Wintry Mix
    and Blustery

  • Monday

    Monday: Snow, possibly mixed with sleet, becoming all snow after 11am. High near 25. Wind chill values as low as -4. Blustery, with a north wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow and sleet accumulation of around 2 inches.

    High: 25 °F

    Blustery.
    Snow/Sleet
    then Snow

  • Monday Night

    Monday Night: Snow likely before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 6. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 6 °F

    Snow Likely
    and Blustery

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 17.

    High: 17 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow showers between 8am and 2pm. Mostly cloudy, with a high near 31.

    High: 31 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 23. Southwest wind 5 to 15 mph becoming southeast in the evening.
Sunday
Snow, possibly mixed with sleet before 3pm, then snow between 3pm and 4pm, then snow, possibly mixed with sleet after 4pm. The snow could be heavy at times. Steady temperature around 27. Breezy, with an east wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow and sleet accumulation of around 15 inches.
Sunday Night
Snow and sleet before midnight, then freezing rain and sleet, possibly mixed with snow between midnight and 2am, then sleet after 2am. The sleet could be heavy at times. Low around 18. Blustery, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of around 4 inches.
Monday
Snow, possibly mixed with sleet, becoming all snow after 11am. High near 25. Wind chill values as low as -4. Blustery, with a north wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow and sleet accumulation of around 2 inches.
Monday Night
Snow likely before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 6. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Mostly cloudy, with a high near 17.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
A chance of snow showers between 8am and 2pm. Mostly cloudy, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly cloudy, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Mostly cloudy, with a high near 37.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Mostly cloudy, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mackinac Island MI
 45.86°N 84.62°W (Elev. 768 ft)
Last Update:
7:11 pm EDT Mar 14, 2026
Forecast Valid:
7pm EDT Mar 14, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation